Home / 4,342.15-6,513.23-1,055.22

Finding the Fourth Proportional to 4,342.15, 6,513.23 and 1,055.22

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Solution

The fourth proportional to 4,342.15, 6,513.23 and 1,055.22 is: 1,582.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,342.15 : 6,513.23 = 1,055.22 : x
  2. Step 2: Convert to fraction form
    4,342.15/6,513.23 = 1,055.22/x
  3. Step 3: Cross multiply
    4,342.15x = 6,513.23 × 1,055.22
  4. Step 4: Simplify right side
    4,342.15x = 6,872,897.12
  5. Step 5: Solve for x
    x = 6,872,897.12/4,342.15
  6. Step 6: Final answer
    x = 1,582.83

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.